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3666a04883
This commits the result of running gdb/copyright.py as per our Start
of New Year procedure...
gdb/ChangeLog
Update copyright year range in copyright header of all GDB files.
753 lines
24 KiB
Plaintext
753 lines
24 KiB
Plaintext
# Copyright 1998-2021 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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load_lib "trace-support.exp"
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standard_testfile unavailable.cc
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set executable $testfile
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if {[prepare_for_testing "failed to prepare" $testfile $srcfile \
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{debug nowarnings c++ nopie}]} {
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return -1
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}
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set ws "\[\r\n\t \]+"
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set cr "\[\r\n\]+"
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#
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# Utility procs
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#
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proc test_register { reg } {
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global gdb_prompt
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global hex
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global cr
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gdb_test_multiple "print /x $reg" "collected $reg" {
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-re "\\$\[0-9\]+ = \[x0\]+$cr$gdb_prompt $" {
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fail "collected $reg (zero)"
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}
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-re "\\$\[0-9\]+ = $hex$cr$gdb_prompt $" {
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pass "collected $reg"
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}
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-re "\[Ee\]rror.*$gdb_prompt $" {
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fail "collected $reg (error)"
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}
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}
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}
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proc test_register_unavailable { reg } {
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gdb_test "print /x $reg" \
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"<unavailable>" \
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"correctly report $reg as unavailable"
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}
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proc prepare_for_trace_test {} {
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global executable
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clean_restart $executable
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runto_main
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gdb_breakpoint "begin" qualified
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gdb_breakpoint "end" qualified
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}
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proc run_trace_experiment { test_func } {
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global gdb_prompt
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gdb_test "continue" \
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".*Breakpoint \[0-9\]+, begin .*" \
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"advance to begin"
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gdb_test_no_output "tstart" "start trace experiment"
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gdb_test "continue" \
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"Continuing.*Breakpoint \[0-9\]+, end.*" \
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"run trace experiment"
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gdb_test "tstop" \
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"\[\r\n\]+" \
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"stop trace experiment"
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gdb_test "tfind start" \
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"#0 $test_func .*" \
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"tfind test frame"
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}
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# Test that "display VAR" works as expected, assuming VAR is wholly
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# unavailable.
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proc test_maybe_regvar_display { var } {
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global gdb_prompt
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# Evaluating VAR's location description may throw an internal
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# "unavailable" exception, if for example, the value of a register
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# necessary for computing VAR's location is unavailable. Such an
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# exception is caught, and should not cause automatic disablement
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# of the current display being printed. (GDB used to disable the
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# current display whenever any exception was thrown.)
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set test "display $var"
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gdb_test_multiple "$test" "$test" {
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-re "Disabling display ? to avoid infinite recursion.*$gdb_prompt $" {
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fail "$test"
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}
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-re "display ${var}\r\n1: ${var} = <unavailable>\r\n$gdb_prompt $" {
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pass "$test"
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}
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}
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gdb_test "info display" ".*1:\[ \t\]+y\[ \t\]+${var}" "display ${var} is enabled"
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gdb_test "undisp" \
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"" \
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"delete $var display" \
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".*Delete all auto-display expressions.*y or n. $" \
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"y"
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}
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#
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# Test procs
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#
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proc gdb_collect_args_test_1 {} {
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global cr
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# Test printing the variables, and also their addresses. We
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# haven't collected any stack, so there's no way GDB can figure
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# out the latter.
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gdb_test "print argc" " = <unavailable>"
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gdb_test "print &argc" \
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"Can't take address of \"argc\" which isn't an lvalue\."
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gdb_test "print argi" " = <unavailable>"
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gdb_test "print &argi" \
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"Can't take address of \"argi\" which isn't an lvalue\."
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gdb_test "print argf" " = <unavailable>"
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gdb_test "print &argf" \
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"Can't take address of \"argf\" which isn't an lvalue\."
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gdb_test "print argd" " = <unavailable>"
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gdb_test "print &argd" \
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"Can't take address of \"argd\" which isn't an lvalue\."
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# struct arg as one of several args (near end of list)
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gdb_test "print argstruct" " = <unavailable>"
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gdb_test "print argstruct.memberc" " = <unavailable>"
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gdb_test "print argstruct.memberi" " = <unavailable>"
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gdb_test "print argstruct.memberf" " = <unavailable>"
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gdb_test "print argstruct.memberd" " = <unavailable>"
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gdb_test "print argarray" " = <unavailable>"
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gdb_test "print &argarray" \
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"Can't take address of \"argarray\" which isn't an lvalue\."
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gdb_test "print argarray\[0\]" "value is not available"
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# Test "info args"
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set r ""
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set r "${r}argc = <unavailable>${cr}"
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set r "${r}argi = <unavailable>${cr}"
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set r "${r}argf = <unavailable>${cr}"
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set r "${r}argd = <unavailable>${cr}"
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set r "${r}argstruct = <unavailable>${cr}"
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set r "${r}argarray = <unavailable>${cr}"
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gdb_test "info args" "$r" "info args"
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test_maybe_regvar_display "argc"
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}
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proc gdb_collect_args_test {} {
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with_test_prefix "unavailable arguments" {
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global gdb_prompt
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global testfile srcdir subdir binfile
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global trace_file_targets
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prepare_for_trace_test
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gdb_test "trace args_test_func" \
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"Tracepoint \[0-9\]+ at .*" \
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"set tracepoint"
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# Begin the test.
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run_trace_experiment args_test_func
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gdb_collect_args_test_1
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gdb_test "tfind none" \
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"#0 end .*" \
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"cease trace debugging"
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set tracefile [standard_output_file ${testfile}]
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gdb_test "tsave ${tracefile}.args.tfile" \
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"Trace data saved to file '${tracefile}.args.tfile'\.\\r" \
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"tsave ${testfile}.args.tfile"
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gdb_test "tsave -ctf ${tracefile}.args.ctf" \
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"Trace data saved to directory '${tracefile}.args.ctf'\.\\r" \
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"save ctf trace file"
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foreach target_name ${trace_file_targets} {
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# Restart GDB and read the trace data in ${TARGET_NAME} target.
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_file_cmd $binfile
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gdb_test "target ${target_name} ${tracefile}.args.${target_name}" ".*" \
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"change to ${target_name} target"
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with_test_prefix "${target_name}" {
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gdb_test "tfind start" "#0 args_test_func .*" \
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"tfind test frame"
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gdb_collect_args_test_1
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}
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}
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}
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}
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proc gdb_collect_locals_test_1 { func } {
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global cr
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gdb_test "print locc" " = <unavailable>"
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gdb_test "print loci" " = <unavailable>"
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gdb_test "print locf" " = <unavailable>"
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gdb_test "print locd" " = <unavailable>"
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gdb_test "print locst.memberc" " = <unavailable>"
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gdb_test "print locst.memberi" " = <unavailable>"
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gdb_test "print locst.memberf" " = <unavailable>"
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gdb_test "print locst.memberd" " = <unavailable>"
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gdb_test "print locar\[0\]" " = <unavailable>"
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gdb_test "print locar\[1\]" " = <unavailable>"
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gdb_test "print locar\[2\]" " = <unavailable>"
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gdb_test "print locar\[3\]" " = <unavailable>"
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# Test "info locals"
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set r ""
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set r "${r}locf = <unavailable>${cr}"
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set r "${r}locd = <unavailable>${cr}"
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set r "${r}locst = <unavailable>${cr}"
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set r "${r}locar = <unavailable>${cr}"
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set r "${r}i = <unavailable>${cr}"
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if { $func == "local_test_func" } {
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set r "${r}locdefst = <unavailable>${cr}"
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}
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set r "${r}locc = <unavailable>${cr}"
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set r "${r}loci = <unavailable>${cr}"
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gdb_test "info locals" "$r" "info locals"
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test_maybe_regvar_display "loci"
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}
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proc gdb_collect_locals_test { func msg } {
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with_test_prefix "unavailable locals: $msg" {
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global gdb_prompt
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global testfile srcdir subdir binfile
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global trace_file_targets
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prepare_for_trace_test
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set testline [gdb_get_line_number "set $func tracepoint here"]
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gdb_test "trace $testline" \
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"Tracepoint \[0-9\]+ at .*" \
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"set tracepoint"
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# Begin the test.
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run_trace_experiment $func
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gdb_collect_locals_test_1 $func
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gdb_test "tfind none" \
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"#0 end .*" \
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"cease trace debugging"
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set tracefile [standard_output_file ${testfile}]
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gdb_test "tsave ${tracefile}.locals.tfile" \
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"Trace data saved to file '${tracefile}.locals.tfile'\.\\r" \
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"tsave ${testfile}.locals.tfile"
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gdb_test "tsave -ctf ${tracefile}.locals.ctf" \
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"Trace data saved to directory '${tracefile}.locals.ctf'\.\\r" \
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"save ctf trace file"
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foreach target_name ${trace_file_targets} {
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# Restart GDB and read the trace data in ${TARGET_NAME} target.
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_file_cmd $binfile
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gdb_test "target ${target_name} ${tracefile}.locals.${target_name}" ".*" \
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"change to ${target_name} target"
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with_test_prefix "${target_name}" {
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gdb_test "tfind start" "#0 $func .*" \
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"tfind test frame"
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gdb_collect_locals_test_1 $func
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}
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}
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}
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}
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proc gdb_unavailable_registers_test_1 { } {
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global spreg
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global pcreg
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# On some archs, the $sp/$pc are a real raw registers. On others,
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# like x86, they're user registers. Test both variants.
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test_register_unavailable "\$$spreg"
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test_register_unavailable "\$sp"
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# Test reading uncollected pseudo-registers. The set of which
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# depends on target.
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if [is_amd64_regs_target] {
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# Check the raw register first.
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test_register_unavailable "\$rax"
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test_register_unavailable "\$eax"
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test_register_unavailable "\$ax"
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} elseif [is_x86_like_target] {
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# Check the raw register first.
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test_register_unavailable "\$eax"
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test_register_unavailable "\$ax"
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}
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# GDBserver always provides the PC value of regular tracepoint
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# hits, since it's the same as the tracepoint's address.
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test_register "\$$pcreg"
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test_register "\$pc"
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gdb_test "info registers" \
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".*<unavailable>.*<unavailable>.*" \
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"info registers, multiple registers not available"
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gdb_test "info registers \$$spreg" \
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"<unavailable>" \
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"info registers \$$spreg reports not available"
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}
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proc gdb_unavailable_registers_test { } {
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with_test_prefix "unavailable registers" {
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global testfile srcdir subdir binfile
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global trace_file_targets
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prepare_for_trace_test
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# We'll simply re-use the globals_test_function for this test
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gdb_test "trace globals_test_func" \
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"Tracepoint \[0-9\]+ at .*" \
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"set tracepoint"
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# Collect nothing.
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# Begin the test.
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run_trace_experiment globals_test_func
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gdb_unavailable_registers_test_1
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gdb_test "tfind none" "#0 end .*" "cease trace debugging"
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set tracefile [standard_output_file ${testfile}]
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gdb_test "tsave ${tracefile}.registers.tfile" \
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"Trace data saved to file '${tracefile}.registers.tfile'\.\\r" \
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"tsave ${testfile}.registers.tfile"
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gdb_test "tsave -ctf ${tracefile}.registers.ctf" \
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"Trace data saved to directory '${tracefile}.registers.ctf'\.\\r" \
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"save ctf trace file"
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foreach target_name ${trace_file_targets} {
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# Restart GDB and read the trace data in ${TARGET_NAME} target.
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_file_cmd $binfile
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gdb_test "target ${target_name} ${tracefile}.registers.${target_name}" ".*" \
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"change to ${target_name} target"
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with_test_prefix "${target_name}" {
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gdb_test "tfind start" "#0 globals_test_func .*" \
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"tfind test frame"
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gdb_unavailable_registers_test_1
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}
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}
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}
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}
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proc gdb_unavailable_floats_1 { } {
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global gdb_prompt
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# Necessarily target specific.
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if {[istarget "x86_64-*-*"] || [istarget i?86-*]} {
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send_gdb "info float\n"
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gdb_expect_list "info float" ".*$gdb_prompt $" {
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"Status Word: <unavailable>"
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"Control Word: <unavailable>"
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"Tag Word: <unavailable>"
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"Instruction Pointer: <unavailable>:<unavailable>"
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"Operand Pointer: <unavailable>:<unavailable>"
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"Opcode: <unavailable>"
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}
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}
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}
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proc gdb_unavailable_floats { } {
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with_test_prefix "unavailable floats" {
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global testfile srcdir subdir binfile
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global trace_file_targets
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prepare_for_trace_test
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# We'll simply re-use the globals_test_function for this test
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gdb_test "trace globals_test_func" \
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"Tracepoint \[0-9\]+ at .*" \
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"set tracepoint"
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# Collect nothing.
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# Begin the test.
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run_trace_experiment globals_test_func
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gdb_unavailable_floats_1
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gdb_test "tfind none" "#0 end .*" "cease trace debugging"
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set tracefile [standard_output_file ${testfile}]
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gdb_test "tsave ${tracefile}.floats.tfile" \
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"Trace data saved to file '${tracefile}.floats.tfile'\.\\r" \
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"tsave ${testfile}.floats.tfile"
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gdb_test "tsave -ctf ${tracefile}.floats.ctf" \
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"Trace data saved to directory '${tracefile}.floats.ctf'\.\\r" \
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"save ctf trace file"
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foreach target_name ${trace_file_targets} {
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# Restart GDB and read the trace data in ${TARGET_NAME} target.
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_file_cmd $binfile
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gdb_test "target ${target_name} ${tracefile}.floats.${target_name}" ".*" \
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"change to ${target_name} target"
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with_test_prefix "${target_name}" {
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gdb_test "tfind start" "#0 globals_test_func .*" \
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"tfind test frame"
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gdb_unavailable_floats_1
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}
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}
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}
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}
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proc gdb_collect_globals_test_1 { } {
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global ws
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global cr
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global gdb_prompt
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global hex
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gdb_test "print globalc" " = <unavailable>"
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gdb_test "print globali" " = <unavailable>"
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gdb_test "print globalf" " = <unavailable>"
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gdb_test "print globald" " = <unavailable>"
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gdb_test "print globalstruct.memberc" " = <unavailable>"
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gdb_test "print globalstruct.memberi" " = <unavailable>"
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gdb_test "print globalstruct.memberf" " = <unavailable>"
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gdb_test "print globalstruct.memberd" " = <unavailable>"
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gdb_test "print globalstruct" " = <unavailable>"
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gdb_test "print globalp == &globalstruct" \
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"value is not available" \
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"can't compare using non collected global pointer"
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gdb_test "print globalarr\[1\]" " = <unavailable>"
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gdb_test "print globalarr\[2\]" " = <unavailable>"
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gdb_test "print globalarr\[3\]" " = <unavailable>"
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gdb_test "print struct_b" \
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" = {d = <unavailable>, ef = <unavailable>, struct_a = {a = <unavailable>, b = <unavailable>, array = {<unavailable>, <unavailable>, -1431655766, <unavailable> <repeats 97 times>, -1431655766, <unavailable> <repeats 9899 times>}, ptr = <unavailable>, bitfield = <unavailable>}, s = <unavailable>, static static_struct_a = {a = <unavailable>, b = <unavailable>, array = {<unavailable> <repeats 10000 times>}, ptr = <unavailable>, bitfield = <unavailable>}, string = <unavailable>}"
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gdb_test "print /x struct_b" \
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" = {d = <unavailable>, ef = <unavailable>, struct_a = {a = <unavailable>, b = <unavailable>, array = {<unavailable>, <unavailable>, 0xaaaaaaaa, <unavailable> <repeats 97 times>, 0xaaaaaaaa, <unavailable> <repeats 9899 times>}, ptr = <unavailable>, bitfield = <unavailable>}, s = <unavailable>, static static_struct_a = {a = <unavailable>, b = <unavailable>, array = {<unavailable> <repeats 10000 times>}, ptr = <unavailable>, bitfield = <unavailable>}, string = <unavailable>}"
|
|
|
|
gdb_test "print /x struct_b.struct_a" \
|
|
" = {a = <unavailable>, b = <unavailable>, array = {<unavailable>, <unavailable>, 0xaaaaaaaa, <unavailable> <repeats 97 times>, 0xaaaaaaaa, <unavailable> <repeats 9899 times>}, ptr = <unavailable>, bitfield = <unavailable>}"
|
|
|
|
gdb_test "print /x struct_b.struct_a.array" \
|
|
" = {<unavailable>, <unavailable>, 0xaaaaaaaa, <unavailable> <repeats 97 times>, 0xaaaaaaaa, <unavailable> <repeats 9899 times>}"
|
|
|
|
gdb_test "print /x struct_b.struct_a.array\[0\]" " = <unavailable>"
|
|
|
|
gdb_test "print /x struct_b.struct_a.array\[2\]" " = 0xaaaaaaaa"
|
|
|
|
# Check the target doesn't overcollect. GDB used to merge memory
|
|
# ranges to collect if they were close enough (collecting the hole
|
|
# as well), but does not do that anymore. It's plausible that a
|
|
# target may do this on its end, but as of this writing, no known
|
|
# target does it.
|
|
gdb_test "print {a, b, c}" \
|
|
" = \\{1, <unavailable>, 3\\}" \
|
|
"No overcollect of almost but not quite adjacent memory ranges"
|
|
|
|
# Check <unavailable> isn't confused with 0 in array element repetitions
|
|
|
|
gdb_test_no_output "set print repeat 1"
|
|
|
|
gdb_test "print /x tarray" \
|
|
" = \{\{a = 0x0, b = <unavailable>\} <repeats 2 times>, \{a = <unavailable>, b = <unavailable>\}, \{a = 0x0, b = 0x0\}, \{a = <unavailable>, b = 0x0\} <repeats 2 times>, \{a = <unavailable>, b = <unavailable>\} <repeats 2 times>\}" \
|
|
"<unavailable> is not the same as 0 in array element repetitions"
|
|
|
|
gdb_test_no_output "set print repeat 10"
|
|
|
|
# Check that value repeat handles unavailable-ness.
|
|
gdb_test "print *tarray@3" " = \\{\\{a = 0, b = <unavailable>\\}, \\{a = 0, b = <unavailable>\\}, \\{a = <unavailable>, b = <unavailable>\\}\\}"
|
|
|
|
# Static fields
|
|
|
|
gdb_test "print struct_b.static_struct_a" " = <unavailable>"
|
|
|
|
# Bitfields
|
|
|
|
gdb_test "print struct_b.struct_a.bitfield" " = <unavailable>"
|
|
|
|
# References
|
|
|
|
gdb_test "print g_int" " = <unavailable>"
|
|
|
|
gdb_test "print g_ref" \
|
|
"\\(int &\\) @$hex: <unavailable>" \
|
|
"global reference shows address but not value"
|
|
|
|
gdb_test "print *&g_ref" \
|
|
"\\$\[0-9\]+ = <unavailable>$cr" \
|
|
"referenced integer was not collected (taking address of reference)"
|
|
|
|
gdb_test "print *g_structref_p" " = <unavailable>"
|
|
|
|
# Strings
|
|
|
|
# Const string is always available, even when not collected.
|
|
gdb_test "print g_const_string" \
|
|
" = \"hello world\"$cr" \
|
|
"non collected const string is still printable"
|
|
|
|
gdb_test "print g_string_p" \
|
|
" = $hex <g_const_string> \"hello world\"" \
|
|
"printing constant string through collected pointer"
|
|
|
|
gdb_test "print g_string_unavail" \
|
|
" = <unavailable>" \
|
|
"printing non collected string"
|
|
|
|
# Incomplete strings print as an array.
|
|
gdb_test "print g_string_partial" \
|
|
"\\$\[0-9\]+ = \{<unavailable>, 101 'e', 108 'l', <unavailable>, <unavailable>, <unavailable>, <unavailable>, <unavailable>, <unavailable>, <unavailable>, <unavailable>, <unavailable>\}" \
|
|
"printing partially collected string"
|
|
|
|
# It is important for this test that the last examined value is
|
|
# <unavailable>, to exercise the case of the $__ convenience
|
|
# variable being set to <unavailable> without error.
|
|
set msg "examining partially collected object"
|
|
gdb_test_multiple "x /10x &struct_b" "$msg" {
|
|
-re "$hex <struct_b>:${ws}<unavailable>${ws}<unavailable>${ws}<unavailable>${ws}<unavailable>$cr$hex <struct_b\\+16>:${ws}<unavailable>${ws}<unavailable>${ws}0xaaaaaaaa${ws}<unavailable>$cr$hex <struct_b\\+32>:${ws}<unavailable>${ws}<unavailable>$cr$gdb_prompt $" {
|
|
pass "$msg"
|
|
}
|
|
-re "value is not available" {
|
|
fail "$msg"
|
|
}
|
|
}
|
|
|
|
gdb_test "p \$__" " = <unavailable>" "last examined value was <unavailable>"
|
|
|
|
# This tests that building the array does not require accessing
|
|
# g_int's contents.
|
|
gdb_test "print { 1, g_int, 3 }" \
|
|
" = \\{1, <unavailable>, 3\\}" \
|
|
"build array from unavailable value"
|
|
|
|
# Note, depends on previous test.
|
|
gdb_test "print \$\[1\]" \
|
|
" = <unavailable>" \
|
|
"subscript a non-memory rvalue array, accessing an unvailable element"
|
|
|
|
# Access a field of a non-lazy value, making sure the
|
|
# unavailable-ness is propagated. History values are easy
|
|
# non-lazy values, so use those. The first test just sets up for
|
|
# the second.
|
|
gdb_test "print g_smallstruct" " = <unavailable>"
|
|
gdb_test "print \$.member" " = <unavailable>"
|
|
|
|
# Cast to baseclass, checking the unavailable-ness is propagated.
|
|
gdb_test "print (small_struct) g_smallstruct_b" " = <unavailable>"
|
|
|
|
# Same cast, but starting from a non-lazy, value.
|
|
gdb_test "print g_smallstruct_b" " = <unavailable>"
|
|
gdb_test "print (small_struct) \$" " = <unavailable>"
|
|
|
|
gdb_test_no_output "set print object on"
|
|
|
|
with_test_prefix "print object on" {
|
|
# With print object on, printing a pointer may need to fetch
|
|
# the pointed-to object, to check its run-time type. Make
|
|
# sure that fails gracefully and transparently when the
|
|
# pointer itself is unavailable.
|
|
gdb_test "print virtualp" " = <unavailable>"
|
|
|
|
# no vtable pointer available
|
|
gdb_test "print derived_unavail" " = <unavailable>"
|
|
|
|
# vtable pointer available, but nothing else
|
|
gdb_test "print derived_partial" \
|
|
" = \\(Derived\\) {<Middle> = {<Base> = <unavailable>, _vptr.Middle = <unavailable>, y = <unavailable>}, _vptr.Derived = $hex <vtable for Derived.*>, z = <unavailable>}"
|
|
|
|
# whole object available
|
|
gdb_test "print derived_whole" \
|
|
" = \\(Derived\\) {<Middle> = {<Base> = {x = 2}, _vptr.Middle = ${hex}( <\[^>]*>)?, y = 3}, _vptr.Derived = $hex <vtable for Derived.*>, z = 4}"
|
|
}
|
|
|
|
gdb_test_no_output "set print object off"
|
|
|
|
with_test_prefix "print object off" {
|
|
gdb_test "print virtualp" " = <unavailable>"
|
|
|
|
# no vtable pointer available
|
|
gdb_test "print derived_unavail" \
|
|
" = <unavailable>"
|
|
|
|
# vtable pointer available, but nothing else
|
|
gdb_test "print derived_partial" \
|
|
" = {<Middle> = {<Base> = <unavailable>, _vptr.Middle = <unavailable>, y = <unavailable>}, _vptr.Derived = $hex <vtable for Derived.*>, z = <unavailable>}"
|
|
|
|
# whole object available
|
|
gdb_test "print derived_whole" \
|
|
" = {<Middle> = {<Base> = {x = 2}, _vptr.Middle = ${hex}( <\[^>]*>)?, y = 3}, _vptr.Derived = $hex <vtable for Derived.*>, z = 4}"
|
|
}
|
|
|
|
# An instance of a virtual class where we collected everything but
|
|
# the vptr.
|
|
gdb_test "print virtual_partial" \
|
|
" = {_vptr.Virtual = <unavailable>, z = 0}"
|
|
}
|
|
|
|
proc gdb_collect_globals_test { } {
|
|
with_test_prefix "collect globals" {
|
|
global testfile binfile srcdir subdir
|
|
global trace_file_targets
|
|
|
|
prepare_for_trace_test
|
|
|
|
set testline [gdb_get_line_number "set globals_test_func tracepoint here"]
|
|
|
|
gdb_test "trace $testline" \
|
|
"Tracepoint \[0-9\]+ at .*" \
|
|
"set tracepoint"
|
|
|
|
# We collect the initial sizeof(pointer) bytes of derived_partial
|
|
# in an attempt of collecting the vptr. Not portable, but should
|
|
# work everywhere we need to care.
|
|
gdb_trace_setactions "define actions" \
|
|
"" \
|
|
"collect struct_b.struct_a.array\[2\]" "^$" \
|
|
"collect struct_b.struct_a.array\[100\]" "^$" \
|
|
\
|
|
"collect a" "^$" \
|
|
"collect c" "^$" \
|
|
\
|
|
"collect tarray\[0\].a" "^$" \
|
|
"collect tarray\[1\].a" "^$" \
|
|
"collect tarray\[3\].a" "^$" \
|
|
"collect tarray\[3\].b" "^$" \
|
|
"collect tarray\[4\].b" "^$" \
|
|
"collect tarray\[5\].b" "^$" \
|
|
\
|
|
"collect g_string_p" "^$" \
|
|
"collect g_string_partial\[1\]" "^$" \
|
|
"collect g_string_partial\[2\]" "^$" \
|
|
\
|
|
"collect g_structref_p" "^$" \
|
|
\
|
|
"collect *((char *)&derived_partial)@sizeof\(void *\)" "^$" \
|
|
"collect derived_whole" "^$" \
|
|
\
|
|
"collect virtual_partial.z" "^$"
|
|
|
|
# Begin the test.
|
|
run_trace_experiment globals_test_func
|
|
|
|
gdb_collect_globals_test_1
|
|
|
|
gdb_test "tfind none" \
|
|
"#0 end .*" \
|
|
"cease trace debugging"
|
|
|
|
set tracefile [standard_output_file ${testfile}]
|
|
gdb_test "tsave ${tracefile}.globals.tfile" \
|
|
"Trace data saved to file '${tracefile}.globals.tfile'\.\\r" \
|
|
"tsave ${testfile}.globals.tfile"
|
|
gdb_test "tsave -ctf ${tracefile}.globals.ctf" \
|
|
"Trace data saved to directory '${tracefile}.globals.ctf'\.\\r" \
|
|
"save ctf trace file"
|
|
|
|
foreach target_name ${trace_file_targets} {
|
|
# Restart GDB and read the trace data in ${TARGET_NAME} target.
|
|
gdb_exit
|
|
gdb_start
|
|
gdb_reinitialize_dir $srcdir/$subdir
|
|
gdb_file_cmd $binfile
|
|
gdb_test "target ${target_name} ${tracefile}.globals.${target_name}" ".*" \
|
|
"change to ${target_name} target"
|
|
|
|
with_test_prefix "${target_name}" {
|
|
gdb_test "tfind start" "#0 globals_test_func .*" \
|
|
"tfind test frame"
|
|
gdb_collect_globals_test_1
|
|
}
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
proc gdb_trace_collection_test {} {
|
|
gdb_collect_globals_test
|
|
gdb_unavailable_registers_test
|
|
gdb_unavailable_floats
|
|
|
|
gdb_collect_args_test
|
|
gdb_collect_locals_test local_test_func "auto locals"
|
|
gdb_collect_locals_test reglocal_test_func "register locals"
|
|
gdb_collect_locals_test statlocal_test_func "static locals"
|
|
}
|
|
|
|
runto_main
|
|
|
|
if { ![gdb_target_supports_trace] } then {
|
|
unsupported "current target does not support trace"
|
|
return 1
|
|
}
|
|
|
|
set trace_file_targets [list "tfile"]
|
|
gdb_test_multiple "target ctf" "" {
|
|
-re "Undefined target command: \"ctf\"\. Try \"help target\"\.\r\n$gdb_prompt $" {
|
|
}
|
|
-re "No CTF directory specified.*\r\n$gdb_prompt $" {
|
|
lappend trace_file_targets "ctf"
|
|
}
|
|
}
|
|
|
|
# Body of test encased in a proc so we can return prematurely.
|
|
gdb_trace_collection_test
|
|
|
|
# Finished!
|
|
gdb_test "tfind none" ".*" ""
|